This week the Sierra Club launched "100 Days of Action on Climate," a series of local and national actions focused on bringing climate disruption to the forefront of the national conversation and pressing President Obama to be a leader in the climate fight.

Thanks to thousands of hard-working coal activists nationwide, more than 50,000 megawatts of coal have been retired or announced to retire since 2010!

The final push to that milestone came on Tuesday when the Sierra Club and Warren Buffett's MidAmerican Energy Company announced a settlement that requires the Iowa utility to phase out coal burning at seven coal-fired boilers, clean up another two coal-fired boilers, and build a large solar installation at the Iowa State Fairgrounds.